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Test Name:
IgM, Quantitative, CSF


  • TMF No:
    44796
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    CSF IGM
  • CPT Code:
    82784
  • Ref Lab Test No:
    0050356
  • Also Known As:
    CSF IgM; IgM, CSF; Immunoglobulin M, CSF
  • Spec Type:
    Cerebrospinal fluid (CSF)
  • Spec Container:
    Sterile plastic tube with screw-top cap
  • Pref Vol:
    1.0 mL
  • Min Vol:
    0.4 mL
  • Spec Collect:
    Collected by physician
  • Spec Process:
    Centrifuge and separate to remove cellular material
  • Spec Store Transport:
    Refrigerated.
  • Spec Stability:
    8 hours room temperature (20-30°C)
    8 days refrigerated (2-8°C)
    1 year frozen (-20°C) (avoid repeated freeze/thaw cycles)
  • Spec Reject:
    Grossly bloody or hemolyzed specimens
  • Methodology:
    Quantitative Nephelometry
  • Additional Test Info:
    Lab Tests Online
  • Day Run:
    Sun-Sat
  • Time Reported:
    1-2 days
  • Test Type:
    CSF